IB OW one way redemptions are possible, they are based in total mileage...you can check ow redepmtion chart on IB site, of course availabilty for each leg is mandatory to issue the ticket, this can be done trough IB plus phone line not on-line.

For US MR AMEX cards tranfer is 14-1 instead 15-1...

KIX-HKG-CDG 7508 miles, (5001-8000 miles First 9.500 IB points Business 6.300 economy 3.200


oneworld
REDEEM POINTS (RETURN FLIGTS)
oneworld ACTUAL DISTANCE IN MILES First Class * Business Class Economy Class
0 - 600 3.800 2.500 1.300
601 - 1.000 4.700 3.200 1.600
1.001 - 2.000 5.900 3.900 2.000
2.001 - 4.000 7.100 5.400 2.400
4.001 - 5.000 8.300 5.900 2.800
5.001 - 8.000 9.500 6.300 3.200
8.001 - 12.400 12.000 8.000 4.000
12.401 - 18.000 16.600 11.000 5.500
18.001 - 25.000 22.500 15.000 7.500
25.001 - 30.000 23.700 15.800 7.900
30.001 - 35.000 28.500 19.000 9.500
35.001 - 40.000 33.000 22.000 11.000
40.001 - 50.000 37.800 25.200 12.600

- The points obtained will depend on the class for which the booking is made and on the total distance in miles.

* Flights for which the class in question exists.